the current rate is the lowest level since president obama took office. >>> jack welch set off a fire storm yesterday, sending out this tweet questioning the validity of yesterday's unemployment number, accusing the administration of changing the numbers. mr. welch appeared on "anderson cooper 360" last night to talk about those allegations. >> i've got a tweet throughout that i stand by. >> right. but you don't regret -- >> i can't prove that they did anything. >> but in your heart, you think they somehow cooked the books? >> i don't know. but i do know this. that these numbers are implausible. >> so many politicians these days are saying like -- like michele bachmann will say something that factually is not correct or not prove nl and then they'll say i'm just asking the question. but is it responsible to say i'm just asking the question? >> should have put the question mark at the end like i did last night. a question mark would have been better at the back of that. >> so you are kind of backing away? >> i'm not backing away. >> do you wish you could amend your tweet? >> i wish i a